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Use name based OCF management API

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Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
This commit is contained in:
Robert Baldyga
2019-08-12 09:48:30 +02:00
parent c9fdcd9f76
commit f038223979
11 changed files with 509 additions and 328 deletions
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57
modules/cas_cache/cas_cache.h
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@@ -57,6 +57,7 @@ enum {
struct cas_classifier;
struct cache_priv {
uint64_t core_id_bitmap[DIV_ROUND_UP(OCF_CORE_MAX, 8*sizeof(uint64_t))];
struct cas_classifier *classifier;
atomic_t flush_interrupt_enabled;
ocf_queue_t mngt_queue;
@@ -96,4 +97,60 @@ struct casdsk_functions_mapper {
struct gendisk *(*casdsk_exp_obj_get_gendisk)(struct casdsk_disk *dsk);
};
static inline void cache_name_from_id(char *name, uint16_t id)
{
int result;
result = snprintf(name, OCF_CACHE_NAME_SIZE, "cache%d", id);
ENV_BUG_ON(result >= OCF_CACHE_NAME_SIZE);
}
static inline void core_name_from_id(char *name, uint16_t id)
{
int result;
result = snprintf(name, OCF_CORE_NAME_SIZE, "core%d", id);
ENV_BUG_ON(result >= OCF_CORE_NAME_SIZE);
}
static inline int cache_id_from_name(uint16_t *cache_id, const char *name)
{
const char *id_str;
long res;
int result;
if (strnlen(name, OCF_CACHE_NAME_SIZE) < sizeof("cache") - 1)
return -EINVAL;
id_str = name + sizeof("cache") - 1;
result = kstrtol(id_str, 10, &res);
if (!result)
*cache_id = res;
return result;
}
static inline int mngt_get_cache_by_id(ocf_ctx_t ctx, uint16_t id,
ocf_cache_t *cache)
{
char cache_name[OCF_CACHE_NAME_SIZE];
cache_name_from_id(cache_name, id);
return ocf_mngt_cache_get_by_name(ctx, cache_name, cache);
}
static inline int get_core_by_id(ocf_cache_t cache, uint16_t id,
ocf_core_t *core)
{
char core_name[OCF_CORE_NAME_SIZE];
core_name_from_id(core_name, id);
return ocf_core_get_by_name(cache, core_name, core);
}
#endif